The Windows Installer technology uses Msiexec. This tool gives you full control over the installation process, allowing you to set:. When launching an installation package, you can set the install type through these options:.
Download Advanced Installer now. The user interface level of the installation can be configured according to the target environment. For example, a package distributed to clients should have a full UI, while a package deployed through Group Policy should have no user interface. Sometimes an installation overwrites files which are in use or needs to reboot the machine in order to finish it. If you refer back to the log file captured in Fig.
As you might have guessed, the CustomActionData property is case sensitive when it lines up the value names to the actual value in the installer's internal property directory. So far so good, we've got the data from the command line to the installer's InstallContext property.
Now, let's go to some code so that I can show you how to read it from the context into some strong type variables, and then persist it into the state dictionary so that the command line parameters can also be used during an uninstall.
First, let's take a look at the InstallerCustomActions class. This class is derived from the System. Installer class, and is marked with the RunInstaller attribute.
When this combination occurs, and the project output is added to the Custom Actions screen Fig. Installer can be overloaded and will give you the ability to slide in your own code at key locations in the install process. Next, let's take a quick look at the CustomParameters class. This class works as a loader for the custom parameter values from either the installation context or from the installation state.
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